One of the best tools that you have as gardeners to help us determine your gardening schedule is the USDA zone info. The most important data that the zone info tells us is average last frost and the lowest expected temperature for your area.

It's a good idea to determine when to plant santolina by using the USDA zone info for Mount Rainier.

Planting Calendar for Santolina

Frost tolerance for santolina:	Very tolerant of frost.
When to plant:	Up to 7 weeks before last frost.

You can plant santolina earlier in the year because they do well in cold.

The earliest that you can plant santolina in Mount Rainier is February. However, you really should wait until March if you don't want to take any chances.

The last month that you can plant santolina and expect a good harvest is probably September. If you wait any later than that and your santolina may not have a chance to fully mature. You can get started a couple of weeks earlier by starting your santolina indoors.

Last Frost Date

On average all chance of frost has passed is on April 15 in Mount Rainier. It might get as low as 0°F during the coldest months of winter.

It's important to remember that USDA zone info for Mount Rainier may not be accurate from year to year and the actual date of last frost can change quite a bit from year to year. Half of the time in Mount Rainier you get a frost after April 15 so make sure that you are ready to protect your santolina if you have a surprise late frost.

USDA Zone Info for Mount Rainier

Here is the info for USDA Zone 7a.

Average Date of Last Frost (spring)	April 15
Average Date of First Frost (fall)	October 15
Lowest Expected Low	0°F
Highest Expected Low	5°F

This means that on a really cold year, the coldest it will get is 0°F. On most years you should be prepared to experience lows near 5°F.

Plants to Grow in Mount Rainier

You may be interested in your other planting guides for Mount Rainier.